Home / 33,993.12-46,927.56-21,253.38

Finding the Fourth Proportional to 33,993.12, 46,927.56 and 21,253.38

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Solution

The fourth proportional to 33,993.12, 46,927.56 and 21,253.38 is: 29,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,993.12 : 46,927.56 = 21,253.38 : x
  2. Step 2: Convert to fraction form
    33,993.12/46,927.56 = 21,253.38/x
  3. Step 3: Cross multiply
    33,993.12x = 46,927.56 × 21,253.38
  4. Step 4: Simplify right side
    33,993.12x = 997,369,265.15
  5. Step 5: Solve for x
    x = 997,369,265.15/33,993.12
  6. Step 6: Final answer
    x = 29,340.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.